US Bridges

Martin Tram RD over Barnes Creek

Fair

Allen Parish, Louisiana · 3.2 MI SW of Snookys RD · Structure no. 070230273930241

Built
1985
40 years old
Condition
Fair
inspected October 2023
Type
Slab
Concrete
Length
171 ft
9 main spans
Daily traffic
414
2023 count
Owner
County
County Highway Agency

About this bridge

Martin Tram RD over Barnes Creek is a concrete slab carrying Martin Tram RD over Barnes Creek in Allen Parish, Louisiana. It was built in 1985, so it is 40 years old, younger than the Louisiana average of 43 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 414 vehicles a day, projected to reach 455 by 2043. The structure is 171 ft (52.1 m) long and 27 ft wide. If it were closed, the detour would be 11.8 mi (19 km).

Location

Open in Google Maps
CarriesMartin Tram RD
CrossesBarnes Creek
Location3.2 MI SW of Snookys RD
RouteCounty Highway 0
CountyAllen Parish
StateLouisiana
Coordinates30.45452, -93.04268
Functional classRural Local

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, precast panels
Main spans9
Design loadHS 20
Structure length171 ft (52.1 m)
Longest span19 ft (5.8 m)
Deck width27 ft (8.3 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic414 (2023)
Projected traffic455 by 2043
Trucks—
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed11.8 mi (19 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Martin Tram RD over Barnes Creek built?

It was built in 1985, making it 40 years old in 2025.

What condition is Martin Tram RD over Barnes Creek in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Martin Tram RD over Barnes Creek carry?

About 414 vehicles per day (2023 count).

How long is Martin Tram RD over Barnes Creek?

The structure is 171 ft (52.1 m) long with a longest span of 19 ft (5.8 m) and a deck 27 ft wide.

Who owns Martin Tram RD over Barnes Creek?

It is owned by the County Highway Agency.